Home / 8,947.25-13,420.87-2,373.95

Finding the Fourth Proportional to 8,947.25, 13,420.87 and 2,373.95

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Solution

The fourth proportional to 8,947.25, 13,420.87 and 2,373.95 is: 3,560.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.25 : 13,420.87 = 2,373.95 : x
  2. Step 2: Convert to fraction form
    8,947.25/13,420.87 = 2,373.95/x
  3. Step 3: Cross multiply
    8,947.25x = 13,420.87 × 2,373.95
  4. Step 4: Simplify right side
    8,947.25x = 31,860,401.30
  5. Step 5: Solve for x
    x = 31,860,401.30/8,947.25
  6. Step 6: Final answer
    x = 3,560.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.